Patient interface assembly



FIG. 1 is a perspective view of a patient interface assembly showing our design.

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the figures are included for the purpose of illustrating portions of the patient interface assembly and form no part of the claimed design. 

CLAIM The ornamental design for a patient interface assembly, as shown and described. 